Home / 30,180.74-41,648.78-16,751.19

Finding the Fourth Proportional to 30,180.74, 41,648.78 and 16,751.19

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Solution

The fourth proportional to 30,180.74, 41,648.78 and 16,751.19 is: 23,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.74 : 41,648.78 = 16,751.19 : x
  2. Step 2: Convert to fraction form
    30,180.74/41,648.78 = 16,751.19/x
  3. Step 3: Cross multiply
    30,180.74x = 41,648.78 × 16,751.19
  4. Step 4: Simplify right side
    30,180.74x = 697,666,668.93
  5. Step 5: Solve for x
    x = 697,666,668.93/30,180.74
  6. Step 6: Final answer
    x = 23,116.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.